tx · DDECCHeatAWqxdAohS3v1W65o8Ah4X1mZZeASxPmuEv1

3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8:  -0.01000000 Waves

2022.04.13 14:16 [2006725] smart account 3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8 > SELF 0.00000000 Waves

{
    "type": 13,
    "id": "DDECCHeatAWqxdAohS3v1W65o8Ah4X1mZZeASxPmuEv1",
    "fee": 1000000,
    "feeAssetId": null,
    "timestamp": 1649848596073,
    "version": 2,
    "chainId": 84,
    "sender": "3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8",
    "senderPublicKey": "7KdKmjfPuTXGRNZv4VEz9mZiC2qb9JPzuji5z6jszZyo",
    "proofs": [
        "2p1HSNq4BsGWmqfsQxsGiifBL61DocedZvqLLxZM2CKiND7YM2BxAibZKsyEn6hHnAwtySxFEdSSNqrfaBFy8qzE"
    ],
    "script": "base64:AAIFAAAAAAAAAB0IAhIFCgMBAgISBQoDAQICEgUKAwIBAhIECgIBCAAAAAcAAAAADGV4Y2hhbmdlUmF0ZQAAAAAAAAAACgAAAAAXZXhjaGFuZ2VSYXRlRGlmZlBlcmNlbnQAAAAAAAAAAAoAAAAAD1VTRE50b1dBVkVTcmF0ZQkAAGsAAAADBQAAAAxleGNoYW5nZVJhdGUJAABlAAAAAgAAAAAAAAAAZAUAAAAXZXhjaGFuZ2VSYXRlRGlmZlBlcmNlbnQAAAAAAAAAAGQAAAAABFVTRE4BAAAAIA/yHBKs5MQ8muxGGqslqLDsugcrRsxtiHLwteKSSQG0AAAAAAVXQVZFUwEAAAAAAAAAAA9VU0ROdG9XQVZFU1JhdGUAAAAAAAAAAAoAAAAADmxvYW5GZWVQZXJjZW50AAAAAAAAAAABAAAABAAAAAFpAQAAABNleGNoYW5nZVdBVkVTdG9VU0ROAAAAAwAAAAZhbW91bnQAAAAHYXNzZXRJZAAAAAZjYWxsZXIDCQAAAAAAAAIFAAAAB2Fzc2V0SWQFAAAABVdBVkVTCQAETAAAAAIJAQAAAA5TY3JpcHRUcmFuc2ZlcgAAAAMJAQAAAAdBZGRyZXNzAAAAAQUAAAAGY2FsbGVyCQAAawAAAAMFAAAABmFtb3VudAkAAGUAAAACBQAAAA9VU0ROdG9XQVZFU3JhdGUAAAAAAAAAAAEAAAAAAAAAAGQFAAAABFVTRE4JAARMAAAAAgkBAAAADEludGVnZXJFbnRyeQAAAAICAAAAC1dBVkVTdG9VU0ROBQAAAAZhbW91bnQFAAAAA25pbAkAAAIAAAABAgAAABBVbmV4cGVjdGVkIFRva2VuAAAAAWkBAAAAE2V4Y2hhbmdlVVNETnRvV0FWRVMAAAADAAAABmFtb3VudAAAAAdhc3NldElkAAAABmNhbGxlcgMJAAAAAAAAAgUAAAAHYXNzZXRJZAUAAAAEVVNETgkABEwAAAACCQEAAAAOU2NyaXB0VHJhbnNmZXIAAAADCQEAAAAHQWRkcmVzcwAAAAEFAAAABmNhbGxlcgkAAGgAAAACBQAAAAZhbW91bnQFAAAAD1VTRE50b1dBVkVTUmF0ZQUAAAAEdW5pdAkABEwAAAACCQEAAAAMSW50ZWdlckVudHJ5AAAAAgIAAAALVVNETnRvV0FWRVMFAAAABmFtb3VudAUAAAADbmlsCQAAAgAAAAECAAAAEFVuZXhwZWN0ZWQgVG9rZW4AAAABaQEAAAAFdHJhZGUAAAADAAAACGJvcnJvd2VyAAAABmFtb3VudAAAAAdhc3NldElkBAAAAApsb2FuQW1vdW50AwkAAAAAAAACBQAAAAdhc3NldElkBQAAAARVU0ROBQAAAAZhbW91bnQJAAACAAAAAQIAAAAYVW5leHBlY3RlZCBwYXltZW50IGFzc2V0BAAAABFzdGFydEJhbGFuY2VXQVZFUwgJAAPvAAAAAQUAAAAEdGhpcwAAAAdyZWd1bGFyBAAAAAJyMQkAA/0AAAAECQEAAAAHQWRkcmVzcwAAAAEBAAAAGgFUTgReDcxc6YK0Ig6RANXs2F+bhPHC7aNJAgAAABNleGNoYW5nZVVTRE50b1dBVkVTCQAETAAAAAIFAAAABmFtb3VudAkABEwAAAACBQAAAARVU0ROCQAETAAAAAIFAAAACGJvcnJvd2VyBQAAAANuaWwFAAAAA25pbAMJAAAAAAAAAgUAAAACcjEFAAAAAnIxBAAAAAlkaWZmV0FWRVMJAABlAAAAAggJAAPvAAAAAQUAAAAEdGhpcwAAAAdyZWd1bGFyBQAAABFzdGFydEJhbGFuY2VXQVZFUwQAAAACcjIJAAP9AAAABAkBAAAAB0FkZHJlc3MAAAABAQAAABoBVE4EXg3MXOmCtCIOkQDV7Nhfm4Txwu2jSQIAAAATZXhjaGFuZ2VXQVZFU3RvVVNETgkABEwAAAACBQAAAAZhbW91bnQJAARMAAAAAgUAAAAFV0FWRVMJAARMAAAAAgUAAAAIYm9ycm93ZXIFAAAAA25pbAUAAAADbmlsAwkAAAAAAAACBQAAAAJyMgUAAAACcjIJAARMAAAAAgkBAAAADEludGVnZXJFbnRyeQAAAAICAAAAEVNUQVJUQkFMQU5DRVdBVkVTBQAAABFzdGFydEJhbGFuY2VXQVZFUwkABEwAAAACCQEAAAAMSW50ZWdlckVudHJ5AAAAAgIAAAAJZGlmZldBVkVTBQAAAAlkaWZmV0FWRVMJAARMAAAAAgkBAAAADEludGVnZXJFbnRyeQAAAAICAAAACmxvYW5BbW91bnQFAAAACmxvYW5BbW91bnQJAARMAAAAAgkBAAAADlNjcmlwdFRyYW5zZmVyAAAAAwkBAAAAB0FkZHJlc3MAAAABBQAAAAhib3Jyb3dlcgUAAAAGYW1vdW50BQAAAARVU0ROBQAAAANuaWwJAAACAAAAAQIAAAAkU3RyaWN0IHZhbHVlIGlzIG5vdCBlcXVhbCB0byBpdHNlbGYuCQAAAgAAAAECAAAAJFN0cmljdCB2YWx1ZSBpcyBub3QgZXF1YWwgdG8gaXRzZWxmLgAAAAFpAQAAAAlmbGFzaGxvYW4AAAACAAAABmFtb3VudAAAAARib3JyBAAAAAxzdGFydEJhbGFuY2UJAAPwAAAAAgUAAAAEdGhpcwUAAAAEVVNETgQAAAAIYm9ycm93ZXIFAAAABGJvcnIEAAAABHRlc3QJAAP9AAAABAkBAAAAB0FkZHJlc3MAAAABAQAAABoBVE4EXg3MXOmCtCIOkQDV7Nhfm4Txwu2jSQIAAAAFdHJhZGUJAARMAAAAAgkAAlkAAAABBQAAAARib3JyCQAETAAAAAIFAAAABmFtb3VudAkABEwAAAACBQAAAARVU0ROBQAAAANuaWwFAAAAA25pbAMJAAAAAAAAAgUAAAAEdGVzdAUAAAAEdGVzdAQAAAALYmFsYW5jZURpZmYJAAPwAAAAAgUAAAAEdGhpcwUAAAAEVVNETgQAAAAGcHJvZml0CQAAawAAAAMFAAAABmFtb3VudAUAAAAObG9hbkZlZVBlcmNlbnQAAAAAAAAAAGQDCQAAZgAAAAIFAAAABnByb2ZpdAUAAAALYmFsYW5jZURpZmYJAAACAAAAAQkAASwAAAACCQABLAAAAAIJAAEsAAAAAgIAAAAeRGVidCBub3QgcGFpZCwgYmVjYXVzZSBkaWZmID0gCQABpAAAAAEFAAAAC2JhbGFuY2VEaWZmAgAAABIuIEV4cGVjdGVkIGRpZmYgPSAJAAGkAAAAAQUAAAAGcHJvZml0CQAETAAAAAIJAQAAAAxJbnRlZ2VyRW50cnkAAAACAgAAAAxzdGFydEJhbGFuY2UFAAAADHN0YXJ0QmFsYW5jZQkABEwAAAACCQEAAAAMSW50ZWdlckVudHJ5AAAAAgIAAAALYmFsYW5jZURpZmYFAAAAC2JhbGFuY2VEaWZmCQAETAAAAAIJAQAAAAtTdHJpbmdFbnRyeQAAAAICAAAABHRoaXMJAAQlAAAAAQUAAAAEdGhpcwkABEwAAAACCQEAAAAOU2NyaXB0VHJhbnNmZXIAAAADCQEAAAAHQWRkcmVzcwAAAAEJAAJZAAAAAQUAAAAEYm9ycgUAAAAGcHJvZml0BQAAAARVU0ROBQAAAANuaWwJAAACAAAAAQIAAAAkU3RyaWN0IHZhbHVlIGlzIG5vdCBlcXVhbCB0byBpdHNlbGYuAAAAALqm+98=",
    "height": 2006725,
    "applicationStatus": "succeeded",
    "spentComplexity": 0
}

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Diff: 
Old
New
Differences
56
56
 
    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
57
57
 
    if ((test == test))
58
58
 
        then {
59
-
            let balanceDiff = (assetBalance(this, USDN) - startBalance)
59
+
            let balanceDiff = assetBalance(this, USDN)
60
60
 
            let profit = fraction(amount, loanFeePercent, 100)
61
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            if ((profit > balanceDiff))
62
62
 
                then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
Full: 
Old
New
Differences
1
1
 
{-# STDLIB_VERSION 5 #-}
2
2
 
{-# SCRIPT_TYPE ACCOUNT #-}
3
3
 
{-# CONTENT_TYPE DAPP #-}
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4
 
let exchangeRate = 10
5
5
 
6
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let exchangeRateDiffPercent = 10
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7
 
8
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let USDNtoWAVESrate = fraction(exchangeRate, (100 - exchangeRateDiffPercent), 100)
9
9
 
10
10
 
let USDN = base58'25FEqEjRkqK6yCkiT7Lz6SAYz7gUFCtxfCChnrVFD5AT'
11
11
 
12
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let WAVES = base58''
13
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14
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let USDNtoWAVESRate = 10
15
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16
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let loanFeePercent = 1
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17
 
18
18
 
@Callable(i)
19
19
 
func exchangeWAVEStoUSDN (amount,assetId,caller) = if ((assetId == WAVES))
20
20
 
    then [ScriptTransfer(Address(caller), fraction(amount, (USDNtoWAVESrate - 1), 100), USDN), IntegerEntry("WAVEStoUSDN", amount)]
21
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    else throw("Unexpected Token")
22
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23
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24
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25
25
 
@Callable(i)
26
26
 
func exchangeUSDNtoWAVES (amount,assetId,caller) = if ((assetId == USDN))
27
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    then [ScriptTransfer(Address(caller), (amount * USDNtoWAVESRate), unit), IntegerEntry("USDNtoWAVES", amount)]
28
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    else throw("Unexpected Token")
29
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30
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31
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32
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@Callable(i)
33
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func trade (borrower,amount,assetId) = {
34
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    let loanAmount = if ((assetId == USDN))
35
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        then amount
36
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        else throw("Unexpected payment asset")
37
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    let startBalanceWAVES = wavesBalance(this).regular
38
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    let r1 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeUSDNtoWAVES", [amount, USDN, borrower], nil)
39
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    if ((r1 == r1))
40
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        then {
41
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            let diffWAVES = (wavesBalance(this).regular - startBalanceWAVES)
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            let r2 = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "exchangeWAVEStoUSDN", [amount, WAVES, borrower], nil)
43
43
 
            if ((r2 == r2))
44
44
 
                then [IntegerEntry("STARTBALANCEWAVES", startBalanceWAVES), IntegerEntry("diffWAVES", diffWAVES), IntegerEntry("loanAmount", loanAmount), ScriptTransfer(Address(borrower), amount, USDN)]
45
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                else throw("Strict value is not equal to itself.")
46
46
 
            }
47
47
 
        else throw("Strict value is not equal to itself.")
48
48
 
    }
49
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50
50
 
51
51
 
52
52
 
@Callable(i)
53
53
 
func flashloan (amount,borr) = {
54
54
 
    let startBalance = assetBalance(this, USDN)
55
55
 
    let borrower = borr
56
56
 
    let test = reentrantInvoke(Address(base58'3Mw2biLQi5ygMk7zexboNGrnMYuaSfrziY8'), "trade", [fromBase58String(borr), amount, USDN], nil)
57
57
 
    if ((test == test))
58
58
 
        then {
59
-
            let balanceDiff = (assetBalance(this, USDN) - startBalance)
59
+
            let balanceDiff = assetBalance(this, USDN)
60
60
 
            let profit = fraction(amount, loanFeePercent, 100)
61
61
 
            if ((profit > balanceDiff))
62
62
 
                then throw(((("Debt not paid, because diff = " + toString(balanceDiff)) + ". Expected diff = ") + toString(profit)))
63
63
 
                else [IntegerEntry("startBalance", startBalance), IntegerEntry("balanceDiff", balanceDiff), StringEntry("this", toString(this)), ScriptTransfer(Address(fromBase58String(borr)), profit, USDN)]
64
64
 
            }
65
65
 
        else throw("Strict value is not equal to itself.")
66
66
 
    }
67
67
 
68
68
 

github/deemru/w8io/026f985 
42.55 ms ◑